Question

Select the correct statement(s) regarding CATV. a. CATV began as a broadcast capability over shared coaxial cable medium; as such, security issues are a concern b. CATV DOCSIS systems rely on QPSK and QAM modulation c. today’s CATV system uses a combination of fiber optic and coaxial cable d. all statements are correct

Answer 1

Answer:

d. all statements are correct



Explanation:

CATV is a very common method used in transmitting television signal to homes, this is achieved through the use of radio frequency signals which is transmitted via coaxial cable. In recent times, CATV as been transmitted through optical fiber, this optical fiber makes use of light to transmit signal.

CATV can be traced back to 1924 in which cable broadcasting was done through the use cable in Europe.